Year	% of GDP
1980	205.116968184654
1981	209.015084294587
1982	195.469595577539
1983	166.86902133922
1984	86.9378238341969
1985	66.8475852902082
1986	60.746106840134
1987	67.1768138195777
1988	68.6790056741421
1989	73.9703513481965
1990	82.6266296674943
1991	82.8615531965839
1992	83.3060214553788
1993	79.7253488832904
1994	79.2102674133876
2006	66.4349997135781
2007	87.5455914569999
2008	91.4299515145115
2009	63.1064332715305
2010	65.4207135222082
2011	82.7376455022764
2012	74.3700052579935
2013	72.8239540866061
2014	74.4897853440587
2015	67.3861853358714
2016	72.4555395115354
2017	72.2394061401044